9121775

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:180

約数の個数: 36

約数和(自身を含む): 13070592

約数和(自身を除く): 3948817

約数列:

[1, 5, 13, 17, 25, 65, 85, 127, 169, 221, 325, 425, 635, 845, 1105, 1651, 2159, 2873, 3175, 4225, 5525, 8255, 10795, 14365, 21463, 28067, 41275, 53975, 71825, 107315, 140335, 364871, 536575, 701675, 1824355, 9121775]

約数ペア:

[(1, 9121775), (5, 1824355), (13, 701675), (17, 536575), (25, 364871), (65, 140335), (85, 107315), (127, 71825), (169, 53975), (221, 41275), (325, 28067), (425, 21463), (635, 14365), (845, 10795), (1105, 8255), (1651, 5525), (2159, 4225), (2873, 3175)]